1. What Seam version are you using? The one in rhdevstudio-win32-1.0.0.beta2 2. What JBoss AS version are you using? rhdevstudio-win32-1.0.0.beta2 3. What JSF version are you using? Myfaces or JSF-RI? rhdevstudio-win32-1.0.0.beta2 4. What Richfaces version are you using? 3.1.0 However, I just noticed that I also have the seam libraries in WEB-INF\lib Is that my problem? does it load these AND the ones in C:\rhdevstudio\jboss-eap\seam? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4100621#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...